Pileus Git - ~andy/gtk/blob - gtk/gtkfilechooserwidget.c

   1 /* GTK - The GIMP Toolkit
   2  * gtkfilechooserwidget.c: Embeddable file selector widget
   3  * Copyright (C) 2003, Red Hat, Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18  * Boston, MA 02111-1307, USA.
  19  */
  20
  21 #include "gtkfilechooserwidget.h"
  22 #include "gtkfilechooserdefault.h"
  23 #include "gtkfilechooserutils.h"
  24 #include "gtktypebuiltins.h"
  25
  26 struct _GtkFileChooserWidgetPrivate
  27 {
  28   GtkWidget *impl;
  29
  30   char *file_system;
  31 };
  32
  33 #define GTK_FILE_CHOOSER_WIDGET_GET_PRIVATE(o)  (GTK_FILE_CHOOSER_WIDGET (o)->priv)
  34
  35 static void gtk_file_chooser_widget_class_init   (GtkFileChooserWidgetClass *class);
  36 static void gtk_file_chooser_widget_init         (GtkFileChooserWidget      *chooser_widget);
  37 static void gtk_file_chooser_widget_finalize     (GObject                   *object);
  38
  39 static GObject* gtk_file_chooser_widget_constructor  (GType                  type,
  40                                                       guint                  n_construct_properties,
  41                                                       GObjectConstructParam *construct_params);
  42 static void     gtk_file_chooser_widget_set_property (GObject               *object,
  43                                                       guint                  prop_id,
  44                                                       const GValue          *value,
  45                                                       GParamSpec            *pspec);
  46 static void     gtk_file_chooser_widget_get_property (GObject               *object,
  47                                                       guint                  prop_id,
  48                                                       GValue                *value,
  49                                                       GParamSpec            *pspec);
  50
  51 static GObjectClass *parent_class;
  52
  53 GType
  54 gtk_file_chooser_widget_get_type (void)
  55 {
  56   static GType file_chooser_widget_type = 0;
  57
  58   if (!file_chooser_widget_type)
  59     {
  60       static const GTypeInfo file_chooser_widget_info =
  61       {
  62         sizeof (GtkFileChooserWidgetClass),
  63         NULL,           /* base_init */
  64         NULL,           /* base_finalize */
  65         (GClassInitFunc) gtk_file_chooser_widget_class_init,
  66         NULL,           /* class_finalize */
  67         NULL,           /* class_data */
  68         sizeof (GtkFileChooserWidget),
  69         0,              /* n_preallocs */
  70         (GInstanceInitFunc) gtk_file_chooser_widget_init,
  71       };
  72
  73       static const GInterfaceInfo file_chooser_info =
  74       {
  75         (GInterfaceInitFunc) _gtk_file_chooser_delegate_iface_init, /* interface_init */
  76         NULL,                                                       /* interface_finalize */
  77         NULL                                                        /* interface_data */
  78       };
  79
  80       file_chooser_widget_type = g_type_register_static (GTK_TYPE_VBOX, "GtkFileChooserWidget",
  81                                                          &file_chooser_widget_info, 0);
  82       g_type_add_interface_static (file_chooser_widget_type,
  83                                    GTK_TYPE_FILE_CHOOSER,
  84                                    &file_chooser_info);
  85     }
  86
  87   return file_chooser_widget_type;
  88 }
  89
  90 static void
  91 gtk_file_chooser_widget_class_init (GtkFileChooserWidgetClass *class)
  92 {
  93   GObjectClass *gobject_class = G_OBJECT_CLASS (class);
  94
  95   parent_class = g_type_class_peek_parent (class);
  96
  97   gobject_class->constructor = gtk_file_chooser_widget_constructor;
  98   gobject_class->set_property = gtk_file_chooser_widget_set_property;
  99   gobject_class->get_property = gtk_file_chooser_widget_get_property;
 100   gobject_class->finalize = gtk_file_chooser_widget_finalize;
 101
 102   _gtk_file_chooser_install_properties (gobject_class);
 103
 104   g_type_class_add_private (class, sizeof (GtkFileChooserWidgetPrivate));
 105 }
 106
 107 static void
 108 gtk_file_chooser_widget_init (GtkFileChooserWidget *chooser_widget)
 109 {
 110   GtkFileChooserWidgetPrivate *priv = G_TYPE_INSTANCE_GET_PRIVATE (chooser_widget,
 111                                                                    GTK_TYPE_FILE_CHOOSER_WIDGET,
 112                                                                    GtkFileChooserWidgetPrivate);
 113   chooser_widget->priv = priv;
 114 }
 115
 116 static void
 117 gtk_file_chooser_widget_finalize (GObject *object)
 118 {
 119   GtkFileChooserWidget *chooser = GTK_FILE_CHOOSER_WIDGET (object);
 120
 121   g_free (chooser->priv->file_system);
 122
 123   G_OBJECT_CLASS (parent_class)->finalize (object);
 124 }
 125
 126 static GObject*
 127 gtk_file_chooser_widget_constructor (GType                  type,
 128                                      guint                  n_construct_properties,
 129                                      GObjectConstructParam *construct_params)
 130 {
 131   GtkFileChooserWidgetPrivate *priv;
 132   GObject *object;
 133   gchar *current_folder;
 134
 135   object = parent_class->constructor (type,
 136                                       n_construct_properties,
 137                                       construct_params);
 138   priv = GTK_FILE_CHOOSER_WIDGET_GET_PRIVATE (object);
 139
 140   gtk_widget_push_composite_child ();
 141
 142   priv->impl = _gtk_file_chooser_default_new (priv->file_system);
 143
 144   gtk_box_pack_start (GTK_BOX (object), priv->impl, TRUE, TRUE, 0);
 145   gtk_widget_show (priv->impl);
 146
 147   current_folder = g_get_current_dir ();
 148   gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (priv->impl), current_folder);
 149   g_free (current_folder);
 150
 151   _gtk_file_chooser_set_delegate (GTK_FILE_CHOOSER (object),
 152                                   GTK_FILE_CHOOSER (priv->impl));
 153
 154   gtk_widget_pop_composite_child ();
 155
 156   return object;
 157 }
 158
 159 static void
 160 gtk_file_chooser_widget_set_property (GObject         *object,
 161                                       guint            prop_id,
 162                                       const GValue    *value,
 163                                       GParamSpec      *pspec)
 164 {
 165   GtkFileChooserWidgetPrivate *priv = GTK_FILE_CHOOSER_WIDGET_GET_PRIVATE (object);
 166
 167   switch (prop_id)
 168     {
 169     case GTK_FILE_CHOOSER_PROP_FILE_SYSTEM_BACKEND:
 170       g_free (priv->file_system);
 171       priv->file_system = g_value_dup_string (value);
 172       break;
 173     default:
 174       g_object_set_property (G_OBJECT (priv->impl), pspec->name, value);
 175       break;
 176     }
 177 }
 178
 179 static void
 180 gtk_file_chooser_widget_get_property (GObject         *object,
 181                                       guint            prop_id,
 182                                       GValue          *value,
 183                                       GParamSpec      *pspec)
 184 {
 185   GtkFileChooserWidgetPrivate *priv = GTK_FILE_CHOOSER_WIDGET_GET_PRIVATE (object);
 186
 187   g_object_get_property (G_OBJECT (priv->impl), pspec->name, value);
 188 }
 189
 190 /**
 191  * gtk_file_chooser_widget_new:
 192  * @action: Open or save mode for the widget
 193  *
 194  * Creates a new #GtkFileChooserWidget.  This is a file chooser widget that can
 195  * be embedded in custom windows, and it is the same widget that is used by
 196  * #GtkFileChooserDialog.
 197  *
 198  * Return value: a new #GtkFileChooserWidget
 199  *
 200  * Since: 2.4
 201  **/
 202 GtkWidget *
 203 gtk_file_chooser_widget_new (GtkFileChooserAction action)
 204 {
 205   return g_object_new (GTK_TYPE_FILE_CHOOSER_WIDGET,
 206                        "action", action,
 207                        NULL);
 208 }